HANGZHOU WEIYUAN CHEMICAL CO.,LTD is a professional manufacturer of

plant growth regulators, integrating development and production

together, specializes in manufacturing plant growth regulator technical

material and related formulated compounds. Our company was established

in 1991, and we have many years of history on plant growth regulators. 
Our company employs more than 210 workers, they contains 2 professors

and 12 doctors, though the efforts of our staff, our products has good

reputation in China and over Sea. Our company has always focused on

research, development and innovation. 
Our company promises: reasonable prices, short production time and

satisfactory after-sales service. We hope to cooperate with more

customers for mutual development and benefits. We welcome potential